81693164

素因数分解:

$2^2\times 7^1\times {\mathrm{541}}^1\times {\mathrm{5393}}^1$

素因数の和:5945

約数の個数: 24

約数和(自身を含む): 163718688

約数和(自身を除く): 82025524

約数列:

[1, 2, 4, 7, 14, 28, 541, 1082, 2164, 3787, 5393, 7574, 10786, 15148, 21572, 37751, 75502, 151004, 2917613, 5835226, 11670452, 20423291, 40846582, 81693164]

約数ペア:

[(1, 81693164), (2, 40846582), (4, 20423291), (7, 11670452), (14, 5835226), (28, 2917613), (541, 151004), (1082, 75502), (2164, 37751), (3787, 21572), (5393, 15148), (7574, 10786)]